To enable this, create a smart collection named All Products and set the condition to 'Product price is greater than 0'. You can create a collection through the 'Collections' menu in Shopify admin. Or you can turn this section off through theme settings.
18 FEET FRONT LOAD DUAL LANE RACE COMPETION WATER SLIDE . AVAILABLE ALSO IN 12 FEET, 16 FEET AND LARGER SIZES.